Chimney brace



FIG. 1 is a perspective view of a chimney brace showing my new design;

FIG. 2 is a left front elevational view taken in the direction of arrow A in FIG. 1, the right front being a mirror image;

FIG. 3 is a right rear elevational view taken in the direction of arrow B in FIG. 1, the left rear being a mirror image;

FIG. 4 is a reduced top plan view thereof, the additional braces, the chimney and joists being shown in broken lines for illustrative purposes only. 

The ornamental design for a chimney brace, as shown and described. 